Here's why JC Penney's turnaround is in trouble

Ashley Lutz/Business Insider During 2014 and 2015, troubled department store operator J.C. Penneymade big strides to get back on its feet. After burning more than $2.7 billion of cash in 2013, J.C. Penney has rebounded to generate positive free cash flow since 2014. J.C. Penney's earnings recovery has been supported by deep cost cuts and a return to sales growth. However, the company is running out of room to reduce costs further. Meanwhile, its sales growth stalled in 2016, putting its turnarou...